Blue Cross And Blue Shield Of Illinois Customer Service Number

We are the largest and most experienced health insurance company in the state, providing more than 8.1 million members with comprehensive and affordable health plans. For more than 80 years, Blue Cross and Blue Shield of Illinois has partnered with communities across the state to help improve community health and lend a helping hand when needed most. As a local health plan, it’s important to us that we remain deeply embedded in the communities we serve, working alongside our neighbors, friends, and family to help people live healthier lives. Blue Cross and Blue Shield of Illinois a Division of Health Care Service Corporation, a Mutual Legal Reserve Company, an Independent Licensee of the Blue Cross and Blue Shield Association.